What does error code E3 mean on my Protemp PT-175T-KFA Heater?
- NNicholas HansenSep 13, 2025
If the lamp on your Protemp Heater is flickering and the LED display shows “E3”, the thermostat switch may have failed. Replace the thermostat switch.
What does error code E3 mean on my Protemp PT-175T-KFA Heater?
If the lamp on your Protemp Heater is flickering and the LED display shows “E3”, the thermostat switch may have failed. Replace the thermostat switch.
Model | PT-175T-KFA |
---|---|
Fuel Type | Propane |
Ignition | Electronic |
Heater Type | Portable |
Tank Capacity | 20 lbs |
Safety Features | tip-over |
Read and save all instructions before operating or servicing the heater.
General hazards, not for residential use without ventilation, outdoor/construction use.
Keep combustibles away; avoid flammable products, ensure proper ventilation.
Carbon monoxide is toxic; ensure adequate ventilation to prevent poisoning.
Use grounded outlets/cords; unplug when not in use, avoid water exposure.
Use correct fuel; never refuel hot heater; keep clear of flammables.
Maintain specified clearances from combustibles for safe operation.
Recommended fuel types, refueling safety, and storage guidelines.
Critical information on air pollution and carbon monoxide dangers.
Possible causes and solutions for the heater shutting off shortly after ignition.
Troubleshooting steps when the heater fails to start or motor runs briefly.
Troubleshooting steps when the heater does not power on at all.